doc + somes modifications to fit the new uml diagrams
Merge pull request #13 from dchilot/master

Using full include paths and cleaning.
intermediate commit. Start using shared pointers in game context
edited gitignore
Retrieve player’s robot’s name if already existing in context
Merge remote-tracking branch 'origin/master'
Fix merge conflicts
Merging (failure in test_hello).
Fix logs (and hello_client).
Fix old indentations
Clean gitignore.
Again on indentations
Add missing brackets
Merge pull request #17 from fdiller/master

Minor refactor of Game class and documentation addition.
Merge remote-tracking branch 'origin/master'
Merge with Florent + fix Segmentation Fault on server_main
Merge pull request #18 from massix/master

Improve Hello/Welcome/Goodbye conversation
Add license.
WIP: try to handle signals
WIP: Signal handling almost working